RunaWFE - RunaWFE Free is a free Open Source BPMS (business process management system), which serves to optimize and automate business processes (for Windows, Linux, Mac OS).
Litnerd - The Pixar for education, reading program for K-5 schools
Camunda - The Universal Process Orchestrator
WonderBox - Wikipedia for kids — Learn with friends and family
Joget.org - Open Source Workflow Software, Business Process Management and Low-Code Application Platform.
COOLPHABETS - Helping kids around the world learn their native alphabets.